Well I hope 1524 is satisfied with my as always overly complicated and boring answer.
> Long train is long
Oh, really? And here I am with >>4199
a 14-car double-deck train with one thousand three hundred sixty seats
(that's the world record for the regular train as far as I'm concerned)…
*being sarcastic of course. If I would be really snobby about number of cars than there will come USA to crush my ego under their 32-ton axle load. Still we have longer passenger trains than them:)